практическая работа № 1. вариант 1

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    16-Jun-2015

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  • 1. 1. 1. , , , ( ). , x t , , , . : ; , , , . , , , . : http://www.youtube.com/watch?v=ubcaQJpik1Q " " 35 . 1. x t, 1 , 2 , 3 4 . , . : v a t . ( v0 = 0) at 2 2s s , a 2 . 2 t2s2s v at 2 t t : v .tt s,

2. 2x v. t2s a .t2 s 2xa 2 .t 1. 1. (5 .) 1 t, , v, , / / 11234 2. 1 , ( 1). (5 .) 2x 3. v 1 ,t 2 , 3 4 . 1. (10 .) 2x 4. a 2 . t 1 , 2 , 3 4 . 1. (10 .) 5. 1 , 2 , 3 4 . ? (5 .) 6. ( 1). , , , ? (10 .) 7. . , . - , . , , . (5 .):45 50 "5" ( ); 37 44 "4" (); 25 36 "3" (); 10 24 "2" (); 0 9 "1" (). !

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